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[occt.git] / src / GeomFill / GeomFill_LocationGuide.cxx
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b311480e 1// Created on: 1998-07-08
2// Created by: Stephanie HUMEAU
3// Copyright (c) 1998-1999 Matra Datavision
973c2be1 4// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 5//
973c2be1 6// This file is part of Open CASCADE Technology software library.
b311480e 7//
d5f74e42 8// This library is free software; you can redistribute it and/or modify it under
9// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 10// by the Free Software Foundation, with special exception defined in the file
11// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12// distribution for complete text of the license and disclaimer of any warranty.
b311480e 13//
973c2be1 14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
7fd59977 16
c22b52d6 17#include <GeomFill_LocationGuide.hxx>
7fd59977 18
c22b52d6 19#include <Adaptor3d_Curve.hxx>
7fd59977 20#include <Adaptor3d_Surface.hxx>
42cf5bc1 21#include <ElCLib.hxx>
22#include <Extrema_ExtCS.hxx>
23#include <Extrema_POnSurf.hxx>
24#include <Geom_BSplineCurve.hxx>
25#include <Geom_Curve.hxx>
26#include <Geom_Surface.hxx>
27#include <Geom_SurfaceOfRevolution.hxx>
28#include <Geom_TrimmedCurve.hxx>
7fd59977 29#include <GeomAdaptor.hxx>
c22b52d6 30#include <GeomAdaptor_Curve.hxx>
31#include <GeomAdaptor_Surface.hxx>
42cf5bc1 32#include <GeomFill_FunctionGuide.hxx>
42cf5bc1 33#include <GeomFill_LocationLaw.hxx>
34#include <GeomFill_SectionLaw.hxx>
7fd59977 35#include <GeomFill_SectionPlacement.hxx>
42cf5bc1 36#include <GeomFill_TrihedronWithGuide.hxx>
37#include <GeomFill_UniformSection.hxx>
7fd59977 38#include <GeomLib.hxx>
42cf5bc1 39#include <gp.hxx>
40#include <gp_Ax1.hxx>
41#include <gp_Dir.hxx>
42#include <gp_GTrsf.hxx>
43#include <gp_Mat.hxx>
44#include <gp_Pnt.hxx>
45#include <gp_Pnt2d.hxx>
46#include <gp_Trsf.hxx>
47#include <gp_Vec.hxx>
48#include <gp_XYZ.hxx>
49#include <IntCurveSurface_IntersectionPoint.hxx>
50#include <math_FunctionSetRoot.hxx>
51#include <math_Gauss.hxx>
52#include <math_Matrix.hxx>
53#include <math_Vector.hxx>
54#include <Precision.hxx>
55#include <Standard_ConstructionError.hxx>
56#include <Standard_NotImplemented.hxx>
57#include <Standard_OutOfRange.hxx>
58#include <Standard_Type.hxx>
59#include <TColgp_HArray1OfPnt.hxx>
7fd59977 60#include <TColStd_HArray1OfInteger.hxx>
61#include <TColStd_HArray1OfReal.hxx>
f9032cf2 62
92efcf78 63IMPLEMENT_STANDARD_RTTIEXT(GeomFill_LocationGuide,GeomFill_LocationLaw)
64
ff1f0c9a 65#ifdef DRAW
7fd59977 66static Standard_Integer Affich = 0;
67#include <Approx_Curve3d.hxx>
68#include <DrawTrSurf.hxx>
ec357c5c 69#include <GeomFill_TrihedronWithGuide.hxx>
7fd59977 70#endif
71
72//=======================================================================
73//function : TraceRevol
74//purpose : Trace la surface de revolution (Debug)
75//=======================================================================
0797d9d3 76#ifdef OCCT_DEBUG
7fd59977 77static void TraceRevol(const Standard_Real t,
78 const Standard_Real s,
79 const Handle(GeomFill_TrihedronWithGuide)& Law,
80 const Handle(GeomFill_SectionLaw)& Section,
c22b52d6 81 const Handle(Adaptor3d_Curve)& Curve,
7fd59977 82 const gp_Mat& Trans)
83
84{
85 gp_Vec T, N, B;
86 gp_Pnt P;
7fd59977 87 gp_Ax3 Rep(gp::Origin(), gp::DZ(), gp::DX());
88
89 Curve->D0(t, P);
96a95605 90 Law->D0(t, T, N, B);
7fd59977 91
92 gp_Mat M(N.XYZ(), B.XYZ(), T.XYZ());
93 M *= Trans;
94
95 gp_Dir D = M.Column(3);
96 gp_Ax1 Ax(P,D); // axe pour la surface de revoltuion
97
98 // calculer transfo entre triedre et Oxyz
99 gp_Dir N2 = N;
100 gp_Ax3 N3(P,D,N2);
101 gp_Trsf Transfo;
102 Transfo.SetTransformation(N3, Rep);
103
104 // transformer la section
105 Standard_Real f, l,e=1.e-7;
106 Handle (Geom_Curve) S, C;
107
108 if (Section->IsConstant(e)) {
109 C = Section->ConstantSection();
110 }
111 else {
112 Standard_Integer NbPoles, NbKnots, Deg;
113 Section->SectionShape(NbPoles, NbKnots, Deg);
114 TColStd_Array1OfInteger Mult(1,NbKnots);
115 Section->Mults( Mult);
116 TColStd_Array1OfReal Knots(1,NbKnots);
117 Section->Knots(Knots);
118 TColgp_Array1OfPnt Poles(1, NbPoles);
119 TColStd_Array1OfReal Weights(1, NbPoles);
120 Section->D0(s, Poles, Weights);
121 if (Section->IsRational())
122 C = new (Geom_BSplineCurve)
123 (Poles, Weights, Knots, Mult ,
124 Deg, Section->IsUPeriodic());
125 else
126 C = new (Geom_BSplineCurve)
127 (Poles, Knots, Mult,
128 Deg, Section->IsUPeriodic());
129
130 }
131
132 f = C->FirstParameter();
133 l = C->LastParameter();
134 S = new (Geom_TrimmedCurve) (C, f, l);
135 S->Transform(Transfo);
136
137 // Surface de revolution
138 Handle (Geom_Surface) Revol = new(Geom_SurfaceOfRevolution) (S, Ax);
04232180 139 std::cout << "Surf Revol at parameter t = " << t << std::endl;
7fd59977 140
141#if DRAW
142 Standard_CString aName = "TheRevol" ;
143 DrawTrSurf::Set(aName,Revol);
144#endif
145}
146#endif
147
148//==================================================================
149//Function: InGoodPeriod
150//Purpose : Recadre un paramtere
151//==================================================================
152static void InGoodPeriod(const Standard_Real Prec,
153 const Standard_Real Period,
154 Standard_Real& Current)
155{
156 Standard_Real Diff=Current-Prec;
157 Standard_Integer nb = (Standard_Integer ) IntegerPart(Diff/Period);
158 Current -= nb*Period;
159 Diff = Current-Prec;
160 if (Diff > Period/2) Current -= Period;
161 else if (Diff < -Period/2) Current += Period;
162}
163
164//==================================================================
165//Function: GeomFill_LocationGuide
166//Purpose : constructor
167//==================================================================
168 GeomFill_LocationGuide::
169 GeomFill_LocationGuide (const Handle(GeomFill_TrihedronWithGuide)& Triedre)
170 : TolRes(1,3), Inf(1,3,0.), Sup(1,3,0.),
171 X(1,3), R(1,3), myStatus(GeomFill_PipeOk)
172{
173 TolRes.Init(1.e-6);
174 myLaw = Triedre; // loi de triedre
175 mySec.Nullify(); // loi de section
176 myCurve.Nullify();
177 myFirstS = myLastS = -505e77;
178
179 myNbPts = 21; // nb points pour les calculs
180 myGuide = myLaw->Guide(); // courbe guide
181 if (!myGuide->IsPeriodic()) {
182 Standard_Real f, l, delta;
183 f = myGuide->FirstParameter();
184 l = myGuide->LastParameter();
185 delta = (l-f)/100;
186 f-=delta;
187 l+=delta;
188 myGuide = myGuide->Trim(f,l,delta*1.e-7); // courbe guide
189 }// if
190
191 myPoles2d = new (TColgp_HArray2OfPnt2d)(1, 2, 1, myNbPts);
192 rotation = Standard_False; // contact ou non
193 OrigParam1 = 0; // param pour ACR quand trajectoire
194 OrigParam2 = 1; // et guide pas meme sens de parcourt
195 Trans.SetIdentity();
196 WithTrans = Standard_False;
197
ff1f0c9a 198#ifdef DRAW
7fd59977 199 if (Affich) {
200 Approx_Curve3d approx(myGuide, 1.e-4,
201 GeomAbs_C1,
202 15+myGuide->NbIntervals(GeomAbs_CN),
203 14);
204 if (approx.HasResult()) {
205 Standard_CString aName = "TheGuide" ;
206 DrawTrSurf::Set(aName, approx.Curve());
207 }
208 }
209#endif
210}
211
212//==================================================================
213//Function: SetRotation
214//Purpose : init et force la Rotation
215//==================================================================
216 void GeomFill_LocationGuide::SetRotation(const Standard_Real PrecAngle,
217 Standard_Real& LastAngle)
218{
219 if (myCurve.IsNull())
9775fa61 220 throw Standard_ConstructionError(
54adc5e9 221 "GeomFill_LocationGuide::The path is not set !!");
7fd59977 222
223 //repere fixe
224 gp_Ax3 Rep(gp::Origin(), gp::DZ(), gp::DX());
225// gp_Pnt P,P1,P2;
226 gp_Pnt P;
227 gp_Vec T,N,B;
228 Standard_Integer ii, Deg;
229 Standard_Boolean isconst, israt=Standard_False;
96a95605 230 Standard_Real t, v,w, OldAngle=0, Angle, DeltaG, Diff;
f9032cf2 231 Standard_Real CurAngle = PrecAngle, a1/*, a2*/;
7fd59977 232 gp_Pnt2d p1,p2;
233 Handle(Geom_SurfaceOfRevolution) Revol; // surface de revolution
c22b52d6 234 Handle(GeomAdaptor_Surface) Pl; // = Revol
7fd59977 235 Handle(Geom_TrimmedCurve) S;
236 IntCurveSurface_IntersectionPoint PInt; // intersection guide/Revol
7fd59977 237 Handle(TColStd_HArray1OfInteger) Mult;
238 Handle(TColStd_HArray1OfReal) Knots, Weights;
239 Handle(TColgp_HArray1OfPnt) Poles;
240
241
242 Standard_Real U=0, UPeriod=0;
243 Standard_Real f = myCurve->FirstParameter();
244 Standard_Real l = myCurve->LastParameter();
245 Standard_Boolean Ok, uperiodic = mySec->IsUPeriodic();
246
247 DeltaG = (myGuide->LastParameter() - myGuide->FirstParameter())/5;
248 Handle(Geom_Curve) mySection;
249 Standard_Real Tol =1.e-9;
250
251 Standard_Integer NbPoles, NbKnots;
252 mySec->SectionShape(NbPoles, NbKnots, Deg);
253
254
255 if (mySec->IsConstant(Tol)) {
256 mySection = mySec->ConstantSection();
257 Uf = mySection->FirstParameter();
258 Ul = mySection->LastParameter();
259
260 isconst = Standard_True;
261 }
262 else {
263 isconst = Standard_False;
264 israt = mySec->IsRational();
265 Mult = new (TColStd_HArray1OfInteger) (1, NbKnots);
266 mySec->Mults( Mult->ChangeArray1());
267 Knots = new (TColStd_HArray1OfReal) (1, NbKnots);
268 mySec->Knots(Knots->ChangeArray1());
269 Poles = new (TColgp_HArray1OfPnt) (1, NbPoles);
270 Weights = new (TColStd_HArray1OfReal) (1, NbPoles);
271 Uf = Knots->Value(1);
272 Ul = Knots->Value(NbKnots);
273 }
274
275 // Bornes de calculs
276 Standard_Real Delta;
277// Standard_Integer bid1, bid2, NbK;
278 Delta = myGuide->LastParameter() - myGuide->FirstParameter();
279 Inf(1) = myGuide->FirstParameter() - Delta/10;
280 Sup(1) = myGuide->LastParameter() + Delta/10;
281
c6541a0c
D		 282 Inf(2) = -M_PI;
283 Sup(2) = 3*M_PI;
7fd59977 284
285 Delta = Ul - Uf;
286 Inf(3) = Uf - Delta/10;
287 Sup(3) = Ul + Delta/10;
288
289 // JALONNEMENT
7fd59977 290 if (uperiodic) UPeriod = Ul-Uf;
291
292 for (ii=1; ii<=myNbPts; ii++) {
293 t = Standard_Real(myNbPts - ii)*f + Standard_Real(ii - 1)*l;
294 t /= (myNbPts-1);
295 myCurve->D0(t, P);
296 Ok = myLaw->D0(t, T, N, B);
297 if (!Ok) {
298 myStatus = myLaw->ErrorStatus();
299 return; //Y a rien a faire.
300 }
301 gp_Dir D = T;
302 if (WithTrans) {
303 gp_Mat M(N.XYZ(), B.XYZ(), T.XYZ());
304 M *= Trans;
305 D = M.Column(3);
306 }
307 gp_Ax1 Ax(P,D); // axe pour la surface de revoltuion
308
309 // calculer transfo entre triedre et Oxyz
310 gp_Dir N2 = N;
311 gp_Ax3 N3(P,D,N2);
312 gp_Trsf Transfo;
313 Transfo.SetTransformation(N3, Rep);
314
315 // transformer la section
316 if (! isconst) {
317 U = myFirstS + (t-myCurve->FirstParameter())*ratio;
318 mySec->D0(U, Poles->ChangeArray1(), Weights->ChangeArray1());
319 if (israt)
320 mySection = new (Geom_BSplineCurve)
321 (Poles->Array1(),
322 Weights->Array1(),
323 Knots->Array1(),
324 Mult->Array1(),
325 Deg, mySec->IsUPeriodic());
326 else
327 mySection = new (Geom_BSplineCurve)
328 (Poles->Array1(),
329 Knots->Array1(),
330 Mult->Array1(),
331 Deg, mySec->IsUPeriodic());
332 S = new (Geom_TrimmedCurve) (mySection, Uf, Ul);
333 }
334 else {
335 S = new (Geom_TrimmedCurve)
336 (Handle(Geom_Curve)::DownCast(mySection->Copy()), Uf, Ul);
337 }
338 S->Transform(Transfo);
f9032cf2 339
7fd59977 340 // Surface de revolution
341 Revol = new(Geom_SurfaceOfRevolution) (S, Ax);
342
f9032cf2 343 GeomAdaptor_Surface GArevol(Revol);
c22b52d6 344 Extrema_ExtCS DistMini(*myGuide, GArevol,
f9032cf2 345 Precision::Confusion(), Precision::Confusion());
346 Extrema_POnCurv Pc;
347 Extrema_POnSurf Ps;
348 Standard_Real theU = 0., theV = 0.;
349
350 if (!DistMini.IsDone() || DistMini.NbExt() == 0) {
0797d9d3 351#ifdef OCCT_DEBUG
04232180 352 std::cout <<"LocationGuide : Pas d'intersection"<<std::endl;
7fd59977 353 TraceRevol(t, U, myLaw, mySec, myCurve, Trans);
354#endif
355 Standard_Boolean SOS=Standard_False;
356 if (ii>1) {
859a47c3 357 // Intersection de secour entre surf revol et guide
358 // equation
359 X(1) = myPoles2d->Value(1,ii-1).Y();
360 X(2) = myPoles2d->Value(2,ii-1).X();
361 X(3) = myPoles2d->Value(2,ii-1).Y();
362 GeomFill_FunctionGuide E (mySec, myGuide, U);
363 E.SetParam(U, P, T.XYZ(), N.XYZ());
364 // resolution => angle
365 math_FunctionSetRoot Result(E, TolRes);
366 Result.Perform(E, X, Inf, Sup);
367
368 if (Result.IsDone() &&
369 (Result.FunctionSetErrors().Norm() < TolRes(1)*TolRes(1)) ) {
0797d9d3 370#ifdef OCCT_DEBUG
04232180 371 std::cout << "Ratrappage Reussi !" << std::endl;
7fd59977 372#endif
859a47c3 373 SOS = Standard_True;
374 math_Vector RR(1,3);
375 Result.Root(RR);
376 PInt.SetValues(P, RR(2), RR(3), RR(1), IntCurveSurface_Out);
377 theU = PInt.U();
378 theV = PInt.V();
379 }
380 else {
0797d9d3 381#ifdef OCCT_DEBUG
04232180 382 std::cout << "Echec du Ratrappage !" << std::endl;
7fd59977 383#endif
859a47c3 384 }
7fd59977 385 }
386 if (!SOS) {
387 myStatus = GeomFill_ImpossibleContact;
388 return;
389 }
390 }
391 else { // on prend le point d'intersection
392 // d'angle le plus proche de P
f9032cf2 393
394 Standard_Real MinDist = RealLast();
395 Standard_Integer jref = 0;
396 for (Standard_Integer j = 1; j <= DistMini.NbExt(); j++)
397 {
398 Standard_Real aDist = DistMini.SquareDistance(j);
399 if (aDist < MinDist)
400 {
401 MinDist = aDist;
402 jref = j;
403 }
404 }
405 MinDist = Sqrt(MinDist);
406 DistMini.Points(jref, Pc, Ps);
407
408 Ps.Parameter(theU, theV);
409 a1 = theU;
410
c6541a0c 411 InGoodPeriod (CurAngle, 2*M_PI, a1);
7fd59977 412 }//else
413
414 // Controle de w
f9032cf2 415 w = Pc.Parameter();
416
7fd59977 417 if (ii>1) {
418 Diff = w - myPoles2d->Value(1, ii-1).Y();
419 if (Abs(Diff) > DeltaG) {
420 if (myGuide->IsPeriodic()) {
421 InGoodPeriod (myPoles2d->Value(1, ii-1).Y(),
422 myGuide->Period(), w);
423 Diff = w - myPoles2d->Value(1, ii-1).Y();
424 }
425 }
426
0797d9d3 427#ifdef OCCT_DEBUG
7fd59977 428 if (Abs(Diff) > DeltaG) {
04232180 429 std::cout << "Location :: Diff on Guide : " <<
430 Diff << std::endl;
7fd59977 431 }
432#endif
433 }
434 //Recadrage de l'angle.
f9032cf2 435 Angle = theU;
436
7fd59977 437 if (ii > 1) {
438 Diff = Angle - OldAngle;
c6541a0c
D		 439 if (Abs(Diff) > M_PI) {
440 InGoodPeriod (OldAngle, 2*M_PI, Angle);
7fd59977 441 Diff = Angle - OldAngle;
442 }
0797d9d3 443#ifdef OCCT_DEBUG
c6541a0c 444 if (Abs(Diff) > M_PI/4) {
04232180 445 std::cout << "Diff d'angle trop grand !!" << std::endl;
7fd59977 446 }
447#endif
448 }
449
450
451 //Recadrage du V
f9032cf2 452 v = theV;
453
7fd59977 454 if (ii > 1) {
455 if (uperiodic) {
456 InGoodPeriod (myPoles2d->Value(2, ii-1).Y(), UPeriod, v);
457 }
458 Diff = v - myPoles2d->Value(2, ii-1).Y();
0797d9d3 459#ifdef OCCT_DEBUG
96a95605 460 if (Abs(Diff) > (Ul-Uf)/(2+NbKnots)) {
04232180 461 std::cout << "Diff sur section trop grand !!" << std::endl;
7fd59977 462 }
463#endif
464 }
465
466 p1.SetCoord(t, w); // on stocke les parametres
467 p2.SetCoord(Angle , v);
468 CurAngle = Angle;
469 myPoles2d->SetValue(1, ii, p1);
470 myPoles2d->SetValue(2, ii, p2);
471 OldAngle = Angle;
472 }
473
474 LastAngle = CurAngle;
475 rotation = Standard_True; //C'est pret !
476}
477
478
479//==================================================================
480//Function: Set
481//Purpose : init loi de section et force la Rotation
482//==================================================================
483 void GeomFill_LocationGuide::Set(const Handle(GeomFill_SectionLaw)& Section,
484 const Standard_Boolean rotat,
485 const Standard_Real SFirst,
486 const Standard_Real SLast,
487 const Standard_Real PrecAngle,
488 Standard_Real& LastAngle)
489{
490 myStatus = GeomFill_PipeOk;
491 myFirstS = SFirst;
492 myLastS = SLast;
493 LastAngle = PrecAngle;
494 if (myCurve.IsNull())
495 ratio = 0.;
496 else
497 ratio = (SLast-SFirst) / (myCurve->LastParameter() -
498 myCurve->FirstParameter());
499 mySec = Section;
500
501 if (rotat) SetRotation(PrecAngle, LastAngle);
502 else rotation = Standard_False;
503}
504
505//==================================================================
506//Function: EraseRotation
507//Purpose : Supprime la Rotation
508//==================================================================
509 void GeomFill_LocationGuide:: EraseRotation()
510{
511 rotation = Standard_False;
512 if (myStatus == GeomFill_ImpossibleContact) myStatus = GeomFill_PipeOk;
513}
514
515//==================================================================
516//Function: Copy
517//Purpose :
518//==================================================================
519 Handle(GeomFill_LocationLaw) GeomFill_LocationGuide::Copy() const
520{
521 Standard_Real la;
522 Handle(GeomFill_TrihedronWithGuide) L;
523 L = Handle(GeomFill_TrihedronWithGuide)::DownCast(myLaw->Copy());
524 Handle(GeomFill_LocationGuide) copy = new
525 (GeomFill_LocationGuide) (L);
526 copy->SetOrigine(OrigParam1, OrigParam2);
527 copy->Set(mySec, rotation, myFirstS, myLastS,
528 myPoles2d->Value(1,1).X(), la);
529 copy->SetTrsf(Trans);
530
531 return copy;
532}
533
534
535//==================================================================
536//Function: SetCurve
537//Purpose : Calcul des poles sur la surface d'arret (intersection
538// courbe guide / surface de revolution en myNbPts points)
539//==================================================================
c22b52d6 540 void GeomFill_LocationGuide::SetCurve(const Handle(Adaptor3d_Curve)& C)
7fd59977 541{
542 Standard_Real LastAngle;
543 myCurve = C;
544 myTrimmed = C;
545
546 if (!myCurve.IsNull()){
547 myLaw->SetCurve(C);
548 myLaw->Origine(OrigParam1, OrigParam2);
549 myStatus = myLaw->ErrorStatus();
550
551 if (rotation) SetRotation(myPoles2d->Value(1,1).X(), LastAngle);
552 }
553}
554
555//==================================================================
556//Function: GetCurve
557//Purpose : return the trajectoire
558//==================================================================
c22b52d6 559 const Handle(Adaptor3d_Curve)& GeomFill_LocationGuide::GetCurve() const
7fd59977 560{
561 return myCurve;
562}
563
564//==================================================================
565//Function: SetTrsf
566//Purpose :
567//==================================================================
568 void GeomFill_LocationGuide::SetTrsf(const gp_Mat& Transfo)
569{
570 Trans = Transfo;
571 gp_Mat Aux;
572 Aux.SetIdentity();
573 Aux -= Trans;
574 WithTrans = Standard_False; // Au cas ou Trans = I
575 for (Standard_Integer ii=1; ii<=3 && !WithTrans ; ii++)
576 for (Standard_Integer jj=1; jj<=3 && !WithTrans; jj++)
577 if (Abs(Aux.Value(ii, jj)) > 1.e-14) WithTrans = Standard_True;
578}
579
580//==================================================================
581//Function: D0
582//Purpose :
583//==================================================================
584 Standard_Boolean GeomFill_LocationGuide::D0(const Standard_Real Param,
585 gp_Mat& M,
586 gp_Vec& V)
587{
588 Standard_Boolean Ok;
589 gp_Vec T,N,B;
590 gp_Pnt P;
591
592 myCurve->D0(Param, P);
593 V.SetXYZ(P.XYZ());
594 Ok = myLaw->D0(Param, T, N, B);
595 if (!Ok) {
596 myStatus = myLaw->ErrorStatus();
597 return Ok;
598 }
599 M.SetCols(N.XYZ(), B.XYZ(), T.XYZ());
600
601 if (WithTrans) {
602 M *= Trans;
603 }
604
605 if(rotation) {
606 Standard_Real U = myFirstS +
607 (Param-myCurve->FirstParameter())*ratio;
608 // initialisations germe
609 InitX(Param);
610
611 Standard_Integer Iter = 100;
612 gp_XYZ t,b,n;
613 t = M.Column(3);
614 b = M.Column(2);
615 n = M.Column(1);
616
617 // Intersection entre surf revol et guide
618 // equation
619 GeomFill_FunctionGuide E (mySec, myGuide, U);
620 E.SetParam(Param, P, t, n);
621 // resolution => angle
859a47c3 622 math_FunctionSetRoot Result(E, TolRes, Iter);
623 Result.Perform(E, X, Inf, Sup);
7fd59977 624
625 if (Result.IsDone()) {
626 // solution
627 Result.Root(R);
628
629 // rotation
630 gp_Mat Rot;
631 Rot.SetRotation(t, R(2));
632 b *= Rot;
633 n *= Rot;
634
635 M.SetCols(n, b, t);
636 }
637 else {
0797d9d3 638#ifdef OCCT_DEBUG
04232180 639 std::cout << "LocationGuide::D0 : No Result !"<<std::endl;
7fd59977 640 TraceRevol(Param, U, myLaw, mySec, myCurve, Trans);
641#endif
642 myStatus = GeomFill_ImpossibleContact;
643 return Standard_False;
644 }
645 }
646
647 return Standard_True;
648}
649
650//==================================================================
651//Function: D0
652//Purpose : calcul de l'intersection (C0) surface revol / guide
653//==================================================================
654 Standard_Boolean GeomFill_LocationGuide::D0(const Standard_Real Param,
655 gp_Mat& M,
656 gp_Vec& V,
657// TColgp_Array1OfPnt2d& Poles2d)
658 TColgp_Array1OfPnt2d& )
659{
660 gp_Vec T, N, B;
661 gp_Pnt P;
662 Standard_Boolean Ok;
7fd59977 663
664 myCurve->D0(Param, P);
665 V.SetXYZ(P.XYZ());
666 Ok = myLaw->D0(Param, T, N, B);
667 if (!Ok) {
668 myStatus = myLaw->ErrorStatus();
669 return Ok;
670 }
671 M.SetCols(N.XYZ(), B.XYZ(), T.XYZ());
672
673 if (WithTrans) {
674 M *= Trans;
675 }
676
677 if (rotation) {
7fd59977 678 //initialisation du germe
679 InitX(Param);
680 Standard_Integer Iter = 100;
681 gp_XYZ b, n, t;
682 t = M.Column(3);
683 b = M.Column(2);
684 n = M.Column(1);
685
686 // equation d'intersection entre surf revol et guide => angle
687 GeomFill_FunctionGuide E (mySec, myGuide, myFirstS +
688 (Param-myCurve->FirstParameter())*ratio);
689 E.SetParam(Param, P, t, n);
859a47c3 690
7fd59977 691 // resolution
859a47c3 692 math_FunctionSetRoot Result(E, TolRes, Iter);
693 Result.Perform(E, X, Inf, Sup);
694
7fd59977 695 if (Result.IsDone()) {
696 // solution
697 Result.Root(R);
698
699 // rotation
700 gp_Mat Rot;
701 Rot.SetRotation(t, R(2));
702
703
704 b *= Rot;
705 n *= Rot;
706
707 M.SetCols(n, b, t);
708 }
709 else {
0797d9d3 710#ifdef OCCT_DEBUG
6e6cd5d9 711 Standard_Real U = myFirstS + ratio*(Param-myCurve->FirstParameter());
04232180 712 std::cout << "LocationGuide::D0 : No Result !"<<std::endl;
7fd59977 713 TraceRevol(Param, U, myLaw, mySec, myCurve, Trans);
714#endif
715 myStatus = GeomFill_ImpossibleContact;
716 return Standard_False;
717 }
718 }
719
720 return Standard_True;
721}
722
723
724//==================================================================
725//Function: D1
726//Purpose : calcul de l'intersection (C1) surface revol / guide
727//==================================================================
728 Standard_Boolean GeomFill_LocationGuide::D1(const Standard_Real Param,
729 gp_Mat& M,
730 gp_Vec& V,
731 gp_Mat& DM,
732 gp_Vec& DV,
733// TColgp_Array1OfPnt2d& Poles2d,
734 TColgp_Array1OfPnt2d& ,
735// TColgp_Array1OfVec2d& DPoles2d)
736 TColgp_Array1OfVec2d& )
737{
738// gp_Vec T, N, B, DT, DN, DB, T0, N0, B0;
739 gp_Vec T, N, B, DT, DN, DB;
740// gp_Pnt P, P0;
741 gp_Pnt P;
742 Standard_Boolean Ok;
743
744 myCurve->D1(Param, P, DV);
745 V.SetXYZ(P.XYZ());
746 Ok = myLaw->D1(Param, T, DT, N, DN, B, DB);
747 if (!Ok) {
748 myStatus = myLaw->ErrorStatus();
749 return Ok;
750 }
751 M.SetCols(N.XYZ(), B.XYZ(), T.XYZ());
752 DM.SetCols(DN.XYZ() , DB.XYZ(), DT.XYZ());
753
754 if (WithTrans) {
755 M *= Trans;
756 DM *= Trans;
757 }
758
759 if (rotation) {
760 return Standard_False;
4e76d93b 761 /*
0797d9d3 762#ifdef OCCT_DEBUG
7fd59977 763 Standard_Real U = myFirstS + ratio*(Param-myCurve->FirstParameter());
764#else
765 myCurve->FirstParameter() ;
766#endif
767
768 // initialisation du germe
769 InitX(Param);
770
771 Standard_Integer Iter = 100;
772 gp_XYZ t,b,n, dt, db, dn;
773 t = M.Column(3);
774 b = M.Column(2);
775 n = M.Column(1);
776 dt = M.Column(3);
777 db = M.Column(2);
778 dn = M.Column(1);
779
780 // equation d'intersection surf revol / guide => angle
781 GeomFill_FunctionGuide E (mySec, myGuide, myFirstS +
782 (Param-myCurve->FirstParameter())*ratio);
783 E.SetParam(Param, P, t, n);
784
785 // resolution
786 math_FunctionSetRoot Result(E, X, TolRes,
787 Inf, Sup, Iter);
788
789 if (Result.IsDone())
790 {
791 // solution de la fonction
792 Result.Root(R);
793
794 // derivee de la fonction
795 math_Vector DEDT(1,3);
796 E.DerivT(R, DV.XYZ(), dt, DEDT); // dE/dt => DEDT
797
798 math_Vector DSDT (1,3,0);
799 math_Matrix DEDX (1,3,1,3,0);
800 E.Derivatives(R, DEDX); // dE/dx au point R => DEDX
801
802 // resolution du syst. : DEDX*DSDT = -DEDT
803 math_Gauss Ga(DEDX);
804 if (Ga.IsDone())
805 {
806 Ga.Solve (DEDT.Opposite(), DSDT);// resolution du syst.
807 }//if
808 else {
0797d9d3 809#ifdef OCCT_DEBUG
04232180 810 std::cout << "DEDX = " << DEDX << std::endl;
811 std::cout << "DEDT = " << DEDT << std::endl;
7fd59977 812#endif
9775fa61 813 throw Standard_ConstructionError(
7fd59977 814 "LocationGuide::D1 : No Result dans la derivee");
815 }
816
817 // transformation = rotation
818 gp_Mat Rot, DRot;
819 Rot.SetRotation(t, R(2));
820
821
822
823 M.SetCols(n*Rot, b*Rot, t);
824
825 // transfo entre triedre (en Q) et Oxyz
826 gp_Ax3 Rep(gp::Origin(),gp::DZ(), gp::DX());
827 gp_Ax3 RepTriedre(gp::Origin(),t,n);
828 gp_Trsf Transfo3;
829 Transfo3.SetTransformation(Rep,RepTriedre);
830 // on se place dans Oxyz
831 Transfo3.Transforms(n);
832 Transfo3.Transforms(b);
833 Transfo3.Transforms(dn);
834 Transfo3.Transforms(db);
835
836 // matrices de rotation et derivees
837 Standard_Real A = R(2);
838 Standard_Real Aprim = DSDT(2);
839
0797d9d3 840#ifdef OCCT_DEBUG
7fd59977 841 gp_Mat M2 (Cos(A), -Sin(A),0, // rotation autour de T
842 Sin(A), Cos(A),0,
843 0,0,1);
844#endif
845
846 gp_Mat M2prim (-Sin(A), -Cos(A), 0, // derivee rotation autour de T
847 Cos(A), -Sin(A), 0,
848 0, 0, 0);
849 M2prim.Multiply(Aprim);
850
851 // transformations
852
853
854 dn *= Rot;
855 db *= Rot;
856
857 n *= DRot;
858 b *= DRot;
859
860 dn += n;
861 db += b;
862
863 // on repasse dans repere triedre
864 gp_Trsf InvTrsf;
865 InvTrsf = Transfo3.Inverted();
866 InvTrsf.Transforms(dn);
867 InvTrsf.Transforms(db);
868
869 DM.SetCols(dn , db , dt);
870 }//if_Result
871
872 else {
0797d9d3 873#ifdef OCCT_DEBUG
04232180 874 std::cout << "LocationGuide::D1 : No Result !!"<<std::endl;
7fd59977 875 TraceRevol(Param, U, myLaw, mySec, myCurve, Trans);
876#endif
877 myStatus = GeomFill_ImpossibleContact;
878 return Standard_False;
879 }
4e76d93b 880*/
7fd59977 881 }//if_rotation
882
883
884 return Standard_True;
885
886}
887
888//==================================================================
889//Function: D2
890//Purpose : calcul de l'intersection (C2) surface revol / guide
891//==================================================================
892Standard_Boolean GeomFill_LocationGuide::D2(const Standard_Real Param,
893 gp_Mat& M,
894 gp_Vec& V,
895 gp_Mat& DM,
896 gp_Vec& DV,
897 gp_Mat& D2M,
898 gp_Vec& D2V,
899// TColgp_Array1OfPnt2d& Poles2d,
900 TColgp_Array1OfPnt2d& ,
901// TColgp_Array1OfVec2d& DPoles2d,
902 TColgp_Array1OfVec2d& ,
903// TColgp_Array1OfVec2d& D2Poles2d)
904 TColgp_Array1OfVec2d& )
905{
906 gp_Vec T, N, B, DT, DN, DB, D2T, D2N, D2B;
907// gp_Vec T0, N0, B0, T1, N1, B1;
908// gp_Pnt P, P0, P1;
909 gp_Pnt P;
910 Standard_Boolean Ok;
911
912 myCurve->D2(Param, P, DV, D2V);
913 V.SetXYZ(P.XYZ());
914 Ok = myLaw->D2(Param, T, DT, D2T, N, DN, D2N, B, DB, D2B);
915 if (!Ok) {
916 myStatus = myLaw->ErrorStatus();
917 return Ok;
918 }
919
920 if (WithTrans) {
921 M *= Trans;
922 DM *= Trans;
923 D2M *= Trans;
924 }
925
926 if (rotation)
927 {
928 return Standard_False;
929/*
930 Standard_Real U = myFirstS +
931 (Param-myCurve->FirstParameter())*ratio;
932 // rotation
933 math_Vector X(1,3,0);
934 InitX(Param,X);
935 // tolerance sur X
936
937 TolRes.Init(1.e-6);
938 // tolerance sur E
939// Standard_Real ETol = 1.e-6;
940 Standard_Integer Iter = 100;
941
942
943 // resoudre equation d'intersection entre surf revol et guide => angle
944 GeomFill_FunctionGuide E (mySec, myGuide, myFirstS +
945 (Param-myCurve->FirstParameter())*ratio);
946 E.SetParam(Param, P, T, N);
947
948 // resolution
949 math_FunctionSetRoot Result(E, X, TolRes,
950 Inf, Sup, Iter);
951
952 if (Result.IsDone())
953 {
954 Result.Root(R); // solution
955
956 //gp_Pnt2d p (R(2), R(3)); // point sur la surface (angle, v)
957 //Poles2d.SetValue(1,p);
958
959 // derivee de la fonction
960 math_Vector DEDT(1,3,0);
961 E.DerivT(Param, Param0, R, R0, DEDT); // dE/dt => DEDT
962 math_Vector DSDT (1,3,0);
963 math_Matrix DEDX (1,3,1,3,0);
964 E.Derivatives(R, DEDX); // dE/dx au point R => DEDX
965
966 // resolution du syst. lin. : DEDX*DSDT = -DEDT
967 math_Gauss Ga(DEDX);
968 if (Ga.IsDone())
969 {
970 Ga.Solve (DEDT.Opposite(), DSDT); // resolution du syst. lin.
971 //gp_Vec2d dp (DSDT(2), DSDT(3)); // surface
972 //DPoles2d.SetValue(1, dp);
973 }//if
04232180 974 else std::cout <<"LocationGuide::D2 : No Result dans la derivee premiere"<<std::endl;
7fd59977 975
976 // deuxieme derivee
977 GeomFill_Tensor D2EDX2(3,3,3);
978 E.Deriv2X(R, D2EDX2); // d2E/dx2
979
980 math_Vector D2EDT2(1,3,0);
981
982 // if(Param1 < Param && Param < Param0)
983 E.Deriv2T(Param1, Param, Param0, R1, R, R0, D2EDT2); // d2E/dt2
984 // else if (Param < Param0 && Param0 < Param1)
985 // E.Deriv2T(Param, Param0, Param1, R, R0, R1, D2EDT2); // d2E/dt2
986 // else
987 // E.Deriv2T(Param0, Param1, Param, R0, R1, R, D2EDT2); // d2E/dt2
988
989 math_Matrix D2EDTDX(1,3,1,3,0);
990 E.DerivTX(Param, Param0, R, R0, D2EDTDX); // d2E/dtdx
991
992 math_Vector D2SDT2(1,3,0); // d2s/dt2
993 math_Matrix M1(1,3,1,3,0);
994 D2EDX2.Multiply(DSDT,M1);
995
996 // resolution du syst. lin.
997 math_Gauss Ga1 (DEDX);
998 if (Ga1.IsDone())
999 {
1000 Ga1.Solve ( - M1*DSDT - 2*D2EDTDX*DSDT - D2EDT2 , D2SDT2);
1001 //gp_Vec2d d2p (D2SDT2(2), D2SDT2(3)); // surface
1002 //D2Poles2d.SetValue(1, d2p);
1003 }//if
1004 else {
04232180 1005 std::cout <<"LocationGuide::D2 : No Result dans la derivee seconde"<<std::endl;
7fd59977 1006 myStatus = GeomFill_ImpossibleContact;
1007 }
1008
1009//------------------------------------------
1010// rotation
1011//------------------------------------------
1012
1013 gp_Trsf Tr;
1014 gp_Pnt Q (0, 0 ,0);
1015 gp_Ax1 Axe (Q, D);
1016 Tr.SetRotation(Axe, R(2));
1017
1018 gp_Vec b,b2;
1019 b = b2 = B;
1020 gp_Vec n,n2;
1021 n = n2 = N;
1022
1023 B.Transform(Tr);
1024 N.Transform(Tr);
1025
1026 M.SetCols(N.XYZ(), B.XYZ(), T.XYZ());
1027
1028//------------------------------------------
1029// derivees de la rotation
1030// A VERIFIER !!!!
1031//-----------------------------------------
1032 gp_Vec db,dn,db3,dn3;
1033 db = db3 = DB;
1034 dn = dn3 = DN;
1035
1036 gp_Vec db1,dn1,db2,dn2;
1037
1038//transfo entre triedre et Oxyz
1039 gp_Ax3 RepTriedre4(Q,D,B2);
1040 gp_Trsf Transfo3;
1041 Transfo3.SetTransformation(Rep,RepTriedre4);
1042
1043//on passe dans le repere du triedre
1044 n.Transform(Transfo3);
1045 b.Transform(Transfo3);
1046 n2.Transform(Transfo3);
1047 b2.Transform(Transfo3);
1048 dn.Transform(Transfo3);
1049 db.Transform(Transfo3);
1050 dn3.Transform(Transfo3);
1051 db3.Transform(Transfo3);
1052 D2N.Transform(Transfo3);
1053 D2B.Transform(Transfo3);
1054
1055//matrices de rotation et derivees
1056 Standard_Real A = R(2);
1057 Standard_Real Aprim = DSDT(2);
1058 Standard_Real Asec = D2SDT2(2);
1059
1060 gp_Mat M2 (Cos(A),-Sin(A),0, // rotation autour de T
1061 Sin(A), Cos(A),0,
1062 0, 0, 1);
1063
1064 gp_Mat M2prim (-Sin(A),-Cos(A),0, // derivee 1ere rotation autour de T
1065 Cos(A), -Sin(A),0,
1066 0,0,0);
1067
1068 gp_Mat M2sec (-Cos(A), Sin(A), 0, // derivee 2nde rotation autour de T
1069 -Sin(A), -Cos(A), 0,
1070 0,0,0);
1071 M2sec.Multiply(Aprim*Aprim);
1072 gp_Mat M2p = M2prim.Multiplied(Asec);
1073 M2sec.Add(M2p);
1074
1075 M2prim.Multiply(Aprim);
1076
1077// transformation
1078 gp_Trsf Rot;
1079 Rot.SetValues(M2(1,1),M2(1,2),M2(1,3),0,
1080 M2(2,1),M2(2,2),M2(2,3),0,
1081 M2(3,1),M2(3,2),M2(3,3),0,
1082 1.e-8,1.e-8);
1083 gp_Trsf DRot;
1084 DRot.SetValues(M2prim(1,1),M2prim(1,2),M2prim(1,3),0,
1085 M2prim(2,1),M2prim(2,2),M2prim(2,3),0,
1086 M2prim(3,1),M2prim(3,2),M2prim(3,3),0,
1087 1.e-8,1.e-8);
1088
1089 gp_Trsf D2Rot;
1090 D2Rot.SetValues(M2sec(1,1),M2sec(1,2),M2sec(1,3),0,
1091 M2sec(2,1),M2sec(2,2),M2sec(2,3),0,
1092 M2sec(3,1),M2sec(3,2),M2sec(3,3),0,
1093 1.e-8,1.e-8);
1094
1095
1096//derivee premiere
1097 dn.Transform(Rot);
1098 db.Transform(Rot);
1099 n.Transform(DRot);
1100 b.Transform(DRot);
1101 dn1 = dn + n;
1102 db1 = db + b;
1103 dn1.Transform(Transfo3.Inverted());
1104 db1.Transform(Transfo3.Inverted());
1105
1106 DM.SetCols(dn1.XYZ(), db1.XYZ(), DT.XYZ());
1107
1108//derivee seconde
1109 D2N.Transform(Rot);
1110 D2B.Transform(Rot);
1111 dn3.Transform(DRot);
1112 db3.Transform(DRot);
1113 n2.Transform(D2Rot);
1114 b2.Transform(D2Rot);
1115 dn2 = n2 + 2*dn3 + D2N;
1116 db2 = b2 + 2*db3 + D2B;
1117 dn2.Transform(Transfo3.Inverted());
1118 db2.Transform(Transfo3.Inverted());
1119
1120 D2M.SetCols(dn2.XYZ(), db2.XYZ(), D2T.XYZ());
1121
1122 }//if_result
1123 else {
0797d9d3 1124#ifdef OCCT_DEBUG
04232180 1125 std::cout << "LocationGuide::D2 : No Result !!" <<std::endl;
7fd59977 1126 TraceRevol(Param, U, myLaw, mySec, myCurve, Trans);
1127#endif
1128 return Standard_False;
1129 }*/
1130 }//if_rotation
1131
1132 else
1133 {
1134 M.SetCols(N.XYZ(), B.XYZ(), T.XYZ());
1135 DM.SetCols(DN.XYZ(), DB.XYZ(), DT.XYZ());
1136 D2M.SetCols(D2N.XYZ(), D2B.XYZ(), D2T.XYZ());
1137 }
1138
1139 return Standard_True;
1140// return Standard_False;
1141}
1142
1143//==================================================================
1144//Function : HasFirstRestriction
1145//Purpose :
1146//==================================================================
1147 Standard_Boolean GeomFill_LocationGuide::HasFirstRestriction() const
1148{
1149 return Standard_False;
1150}
1151
1152//==================================================================
1153//Function : HasLastRestriction
1154//Purpose :
1155//==================================================================
1156 Standard_Boolean GeomFill_LocationGuide::HasLastRestriction() const
1157{
1158 return Standard_False;
1159}
1160
1161//==================================================================
1162//Function : TraceNumber
1163//Purpose :
1164//==================================================================
1165 Standard_Integer GeomFill_LocationGuide::TraceNumber() const
1166{
1167 return 0;
1168}
1169
1170//==================================================================
1171//Function : ErrorStatus
1172//Purpose :
1173//==================================================================
1174 GeomFill_PipeError GeomFill_LocationGuide::ErrorStatus() const
1175{
1176 return myStatus;
1177}
1178
1179//==================================================================
1180//Function:NbIntervals
1181//Purpose :
1182//==================================================================
1183 Standard_Integer GeomFill_LocationGuide::NbIntervals
1184 (const GeomAbs_Shape S) const
1185{
1186 Standard_Integer Nb_Sec, Nb_Law;
1187 Nb_Sec = myTrimmed->NbIntervals(S);
1188 Nb_Law = myLaw->NbIntervals(S);
1189
1190 if (Nb_Sec==1) {
1191 return Nb_Law;
1192 }
1193 else if (Nb_Law==1) {
1194 return Nb_Sec;
1195 }
1196
1197 TColStd_Array1OfReal IntC(1, Nb_Sec+1);
1198 TColStd_Array1OfReal IntL(1, Nb_Law+1);
1199 TColStd_SequenceOfReal Inter;
1200 myTrimmed->Intervals(IntC, S);
1201 myLaw->Intervals(IntL, S);
1202
1203 GeomLib::FuseIntervals( IntC, IntL, Inter, Precision::PConfusion()*0.99);
1204 return Inter.Length()-1;
1205
1206}
1207
1208//==================================================================
1209//Function:Intervals
1210//Purpose :
1211//==================================================================
1212 void GeomFill_LocationGuide::Intervals(TColStd_Array1OfReal& T,
1213 const GeomAbs_Shape S) const
1214{
1215 Standard_Integer Nb_Sec, Nb_Law;
1216 Nb_Sec = myTrimmed->NbIntervals(S);
1217 Nb_Law = myLaw->NbIntervals(S);
1218
1219 if (Nb_Sec==1) {
1220 myLaw->Intervals(T, S);
1221 return;
1222 }
1223 else if (Nb_Law==1) {
1224 myTrimmed->Intervals(T, S);
1225 return;
1226 }
1227
1228 TColStd_Array1OfReal IntC(1, Nb_Sec+1);
1229 TColStd_Array1OfReal IntL(1, Nb_Law+1);
1230 TColStd_SequenceOfReal Inter;
1231 myTrimmed->Intervals(IntC, S);
1232 myLaw->Intervals(IntL, S);
1233
1234 GeomLib::FuseIntervals(IntC, IntL, Inter, Precision::PConfusion()*0.99);
1235 for (Standard_Integer ii=1; ii<=Inter.Length(); ii++)
1236 T(ii) = Inter(ii);
1237}
1238
1239//==================================================================
1240//Function:SetInterval
1241//Purpose :
1242//==================================================================
1243 void GeomFill_LocationGuide::SetInterval(const Standard_Real First,
1244 const Standard_Real Last)
1245{
1246 myLaw->SetInterval(First, Last);
1247 myTrimmed = myCurve->Trim(First, Last, 0);
1248}
1249//==================================================================
1250//Function: GetInterval
1251//Purpose :
1252//==================================================================
1253 void GeomFill_LocationGuide::GetInterval(Standard_Real& First,
1254 Standard_Real& Last) const
1255{
1256 First = myTrimmed->FirstParameter();
1257 Last = myTrimmed->LastParameter();
1258}
1259
1260//==================================================================
1261//Function: GetDomain
1262//Purpose :
1263//==================================================================
1264 void GeomFill_LocationGuide::GetDomain(Standard_Real& First,
1265 Standard_Real& Last) const
1266{
1267 First = myCurve->FirstParameter();
1268 Last = myCurve->LastParameter();
1269}
1270
1271//==================================================================
1272//function : SetTolerance
1273//purpose :
1274//==================================================================
1275void GeomFill_LocationGuide::SetTolerance(const Standard_Real Tol3d,
1276 const Standard_Real )
1277{
1278 TolRes(1) = myGuide->Resolution(Tol3d);
1279 Resolution(1, Tol3d, TolRes(2), TolRes(3));
1280
1281}
1282
1283//==================================================================
1284//function : Resolution
1285//purpose : A definir
1286//==================================================================
1287//void GeomFill_LocationGuide::Resolution (const Standard_Integer Index,
1288void GeomFill_LocationGuide::Resolution (const Standard_Integer ,
1289 const Standard_Real Tol,
1290 Standard_Real& TolU,
1291 Standard_Real& TolV) const
1292{
1293 TolU = Tol/100;
1294 TolV = Tol/100;
1295}
1296
1297//==================================================================
1298//Function:GetMaximalNorm
1299//Purpose : On suppose les triedres normes => return 1
1300//==================================================================
1301 Standard_Real GeomFill_LocationGuide::GetMaximalNorm()
1302{
1303 return 1.;
1304}
1305
1306//==================================================================
1307//Function:GetAverageLaw
1308//Purpose :
1309//==================================================================
1310 void GeomFill_LocationGuide::GetAverageLaw(gp_Mat& AM,
1311 gp_Vec& AV)
1312{
1313 Standard_Integer ii;
1314 Standard_Real U, delta;
1315 gp_Vec V, V1, V2, V3;
1316
1317 myLaw->GetAverageLaw(V1, V2, V3);
1318 AM.SetCols(V1.XYZ(), V2.XYZ(), V3.XYZ());
1319
1320 AV.SetCoord(0., 0., 0.);
1321 delta = (myTrimmed->LastParameter() - myTrimmed->FirstParameter())/10;
1322 U = myTrimmed->FirstParameter();
1323 for (ii=0; ii<=myNbPts; ii++, U+=delta) {
1324 V.SetXYZ( myTrimmed->Value(U).XYZ() );
1325 AV += V;
1326 }
1327 AV = AV/(myNbPts+1);
1328}
1329
1330
1331//==================================================================
1332//Function : Section
1333//Purpose :
1334//==================================================================
1335 Handle(Geom_Curve) GeomFill_LocationGuide::Section() const
1336{
1337 return mySec->ConstantSection();
1338}
1339
1340//==================================================================
1341//Function : Guide
1342//Purpose :
1343//==================================================================
c22b52d6 1344 Handle(Adaptor3d_Curve) GeomFill_LocationGuide::Guide() const
7fd59977 1345{
1346 return myGuide;
1347}
1348
1349//==================================================================
1350//Function : IsRotation
1351//Purpose :
1352//==================================================================
1353// Standard_Boolean GeomFill_LocationGuide::IsRotation(Standard_Real& Error) const
1354 Standard_Boolean GeomFill_LocationGuide::IsRotation(Standard_Real& ) const
1355{
1356 return Standard_False;
1357}
1358
1359//==================================================================
1360//Function : Rotation
1361//Purpose :
1362//==================================================================
1363// void GeomFill_LocationGuide::Rotation(gp_Pnt& Centre) const
1364 void GeomFill_LocationGuide::Rotation(gp_Pnt& ) const
1365{
9775fa61 1366 throw Standard_NotImplemented("GeomFill_LocationGuide::Rotation");
7fd59977 1367}
1368
1369//==================================================================
1370//Function : IsTranslation
1371//Purpose :
1372//==================================================================
1373// Standard_Boolean GeomFill_LocationGuide::IsTranslation(Standard_Real& Error) const
1374 Standard_Boolean GeomFill_LocationGuide::IsTranslation(Standard_Real& ) const
1375{
1376 return Standard_False;
1377}
1378
1379//==================================================================
1380//Function : InitX
1381//Purpose : recherche par interpolation d'une valeur initiale
1382//==================================================================
18434846 1383void GeomFill_LocationGuide::InitX(const Standard_Real Param)
7fd59977 1384{
1385
1386 Standard_Integer Ideb = 1, Ifin = myPoles2d->RowLength(), Idemi;
1387 Standard_Real Valeur, t1, t2;
1388
1389
1390 Valeur = myPoles2d->Value(1, Ideb).X();
1391 if (Param == Valeur) {
1392 Ifin = Ideb+1;
1393 }
1394
1395 Valeur = myPoles2d->Value(1, Ifin).X();
1396 if (Param == Valeur) {
1397 Ideb = Ifin-1;
1398 }
1399
1400 while ( Ideb+1 != Ifin) {
1401 Idemi = (Ideb+Ifin)/2;
1402 Valeur = myPoles2d->Value(1, Idemi).X();
1403 if (Valeur < Param) {
1404 Ideb = Idemi;
1405 }
1406 else {
1407 if ( Valeur > Param) { Ifin = Idemi;}
1408 else {
1409 Ideb = Idemi;
1410 Ifin = Ideb+1;
1411 }
1412 }
1413 }
1414
1415 t1 = myPoles2d->Value(1,Ideb).X();
1416 t2 = myPoles2d->Value(1,Ifin).X();
1417 Standard_Real diff = t2-t1;
1418
1419 Standard_Real W1, W2;
1420 W1 = myPoles2d->Value(1,Ideb).Coord(2);
1421 W2 = myPoles2d->Value(1,Ifin).Coord(2);
1422 const gp_Pnt2d& P1 = myPoles2d->Value(2, Ideb);
1423 const gp_Pnt2d& P2 = myPoles2d->Value(2, Ifin);
1424
1425 if (diff > 1.e-7) {
1426 Standard_Real b = (Param-t1) / diff,
1427 a = (t2-Param) / diff;
1428 X(1) = a * W1 + b * W2;
1429 X(2) = a * P1.Coord(1) + b * P2.Coord(1); // angle
1430 X(3) = a * P1.Coord(2) + b * P2.Coord(2); // param isov
1431 }
1432 else {
1433 X(1) = (W1+W2) /2;
1434 X(2) = (P1.Coord(1) + P2.Coord(1)) /2;
1435 X(3) = (P1.Coord(2) + P2.Coord(2)) /2;
1436 }
1437
1438 if (myGuide->IsPeriodic()) {
1439 X(1) = ElCLib::InPeriod(X(1), myGuide->FirstParameter(),
1440 myGuide->LastParameter());
1441 }
c6541a0c 1442 X(2) = ElCLib::InPeriod(X(2), 0, 2*M_PI);
7fd59977 1443 if (mySec->IsUPeriodic()) {
1444 X(3) = ElCLib::InPeriod(X(3), Uf, Ul);
1445 }
1446}
1447
1448
1449//==================================================================
1450//Function : SetOrigine
1451//Purpose : utilise pour ACR dans le cas ou la trajectoire est multi-edges
1452//==================================================================
1453void GeomFill_LocationGuide::SetOrigine(const Standard_Real Param1,
1454 const Standard_Real Param2)
1455{
1456 OrigParam1 = Param1;
1457 OrigParam2 = Param2;
1458}
1459
f9032cf2 1460//==================================================================
1461//Function : ComputeAutomaticLaw
1462//Purpose :
1463//==================================================================
1464GeomFill_PipeError GeomFill_LocationGuide::ComputeAutomaticLaw(Handle(TColgp_HArray1OfPnt2d)& ParAndRad) const
1465{
1466 gp_Pnt P;
1467 gp_Vec T,N,B;
1468 Standard_Integer ii;
1469 Standard_Real t;
1470
1471 GeomFill_PipeError theStatus = GeomFill_PipeOk;
1472
1473 Standard_Real f = myCurve->FirstParameter();
1474 Standard_Real l = myCurve->LastParameter();
1475
1476 ParAndRad = new TColgp_HArray1OfPnt2d(1, myNbPts);
1477 for (ii = 1; ii <= myNbPts; ii++)
1478 {
1479 t = Standard_Real(myNbPts - ii)*f + Standard_Real(ii - 1)*l;
1480 t /= (myNbPts-1);
1481 myCurve->D0(t, P);
1482 Standard_Boolean Ok = myLaw->D0(t, T, N, B);
1483 if (!Ok)
1484 {
1485 theStatus = myLaw->ErrorStatus();
1486 return theStatus;
1487 }
1488 gp_Pnt PointOnGuide = myLaw->CurrentPointOnGuide();
1489 Standard_Real CurWidth = P.Distance(PointOnGuide);
1490
1491 gp_Pnt2d aParamWithRadius(t, CurWidth);
1492 ParAndRad->SetValue(ii, aParamWithRadius);
1493 }
1494
1495 return theStatus;
1496}
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